28040364180

Names of 28040364180

• Cardinal: 28040364180 can be written as Twenty-eight billion, forty million, three hundred sixty-four thousand, one hundred eighty.

Scientific notation

• Scientific notation: 2.804036418 × 10¹⁰

Factors of 28040364180

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 259812

Divisors of 28040364180

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 601 1202 1803 2404 3005 3606 5409 6010 7212 9015 10818 12020 18030 21636 27045 36060 54090 108180 259201 518402 777603 1036804 1296005 1555206 2332809 2592010 3110412 3888015 4665618 5184020 7776030 9331236 11664045 15552060 23328090 46656180 155779801 311559602 467339403 623119204 778899005 934678806 1402018209 1557798010 1869357612 2336697015 2804036418 3115596020 4673394030 5608072836 7010091045 9346788060 14020182090 28040364180
• Sum of all divisors σ(n): 85197623784
• Sum of proper divisors (its aliquot sum) s(n): 57157259604
• 28040364180 is an abundant number, because the sum of its proper divisors (57157259604) is greater than itself. Its abundance is 29116895424

Bases of 28040364180

• Binary: 11010000111010101100000000010010100₂
• Hexadecimal: 0x687560094
• Base-36: CVQIBH0

Squares and roots of 28040364180

• 28040364180 squared (28040364180²) is 786262023347027072400
• 28040364180 cubed (28040364180³) is 22047073475554301630415226632000
• The square root of 28040364180 is 167452.5729273815
• The cube root of 28040364180 is 3038.0474310803

Scales and comparisons

• 28,040,364,180 seconds is equal to 891 years, 31 weeks, 6 hours, 3 minutes.
• To count from 1 to 28,040,364,180 would take you about one thousand, seven hundred eighty-three years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 28040364180 cubic inches would be around 253.2 feet tall.

Recreational maths with 28040364180

• 28040364180 backwards is 08146304082
• 28040364180 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28040364180's digits is 36
• More coming soon!